+test_8a() {
+ [[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.3.0) ]] ||
+ { skip "Need MDS version at least 2.3.0"; return; }
+ verify=$ROOT/tmp/verify-$$
+ dd if=/dev/urandom of=$verify bs=4096 count=1280 ||
+ error "Create verify file failed"
+#define OBD_FAIL_OST_DQACQ_NET 0x230
+ do_facet ost1 "lctl set_param fail_loc=0x230"
+ dd if=$verify of=$TDIR/$tfile bs=4096 count=1280 oflag=sync &
+ ddpid=$!
+ sleep $TIMEOUT # wait for the io to become redo io
+ if ! ps -p $ddpid > /dev/null 2>&1; then
+ error "redo io finished incorrectly"
+ return 1
+ fi
+ do_facet ost1 "lctl set_param fail_loc=0"
+ wait $ddpid || true
+ cancel_lru_locks osc
+ cmp $verify $TDIR/$tfile || return 2
+ rm -f $verify $TDIR/$tfile
+ message=`dmesg | grep "redo for recoverable error -115"`
+ [ -z "$message" ] || error "redo error messages found in dmesg"
+}
+run_test 8a "Verify redo io: redo io when get -EINPROGRESS error"
+
+test_8b() {
+ [[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.3.0) ]] ||
+ { skip "Need MDS version at least 2.3.0"; return; }
+ verify=$ROOT/tmp/verify-$$
+ dd if=/dev/urandom of=$verify bs=4096 count=1280 ||
+ error "Create verify file failed"
+#define OBD_FAIL_OST_DQACQ_NET 0x230
+ do_facet ost1 "lctl set_param fail_loc=0x230"
+ dd if=$verify of=$TDIR/$tfile bs=4096 count=1280 oflag=sync &
+ ddpid=$!
+ sleep $TIMEOUT # wait for the io to become redo io
+ fail ost1
+ do_facet ost1 "lctl set_param fail_loc=0"
+ wait $ddpid || return 1
+ cancel_lru_locks osc
+ cmp $verify $TDIR/$tfile || return 2
+ rm -f $verify $TDIR/$tfile
+}
+run_test 8b "Verify redo io: redo io should success after recovery"
+
+test_8c() {
+ [[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.3.0) ]] ||
+ { skip "Need MDS version at least 2.3.0"; return; }
+ verify=$ROOT/tmp/verify-$$
+ dd if=/dev/urandom of=$verify bs=4096 count=1280 ||
+ error "Create verify file failed"
+#define OBD_FAIL_OST_DQACQ_NET 0x230
+ do_facet ost1 "lctl set_param fail_loc=0x230"
+ dd if=$verify of=$TDIR/$tfile bs=4096 count=1280 oflag=sync &
+ ddpid=$!
+ sleep $TIMEOUT # wait for the io to become redo io
+ ost_evict_client
+ # allow recovery to complete
+ sleep $((TIMEOUT + 2))
+ do_facet ost1 "lctl set_param fail_loc=0"
+ wait $ddpid
+ cancel_lru_locks osc
+ cmp $verify $TDIR/$tfile && return 2
+ rm -f $verify $TDIR/$tfile
+}
+run_test 8c "Verify redo io: redo io should fail after eviction"
+
+test_8d() {
+ [[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.3.0) ]] ||
+ { skip "Need MDS version at least 2.3.0"; return; }
+#define OBD_FAIL_MDS_DQACQ_NET 0x187
+ do_facet $SINGLEMDS "lctl set_param fail_loc=0x187"
+ # test the non-intent create path
+ mcreate $TDIR/$tfile &
+ cpid=$!
+ sleep $TIMEOUT
+ if ! ps -p $cpid > /dev/null 2>&1; then
+ error "mknod finished incorrectly"
+ return 1
+ fi
+ do_facet $SINGLEMDS "lctl set_param fail_loc=0"
+ wait $cpid || return 2
+ stat $TDIR/$tfile || error "mknod failed"
+
+ rm $TDIR/$tfile
+
+#define OBD_FAIL_MDS_DQACQ_NET 0x187
+ do_facet $SINGLEMDS "lctl set_param fail_loc=0x187"
+ # test the intent create path
+ openfile -f O_RDWR:O_CREAT $TDIR/$tfile &
+ cpid=$!
+ sleep $TIMEOUT
+ if ! ps -p $cpid > /dev/null 2>&1; then
+ error "open finished incorrectly"
+ return 3
+ fi
+ do_facet $SINGLEMDS "lctl set_param fail_loc=0"
+ wait $cpid || return 4
+ stat $TDIR/$tfile || error "open failed"
+}
+run_test 8d "Verify redo creation on -EINPROGRESS"
+
+test_8e() {
+ [[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.3.0) ]] ||
+ { skip "Need MDS version at least 2.3.0"; return; }
+ sleep 1 # ensure we have a fresh statfs
+#define OBD_FAIL_OST_STATFS_EINPROGRESS 0x231
+ do_facet ost1 "lctl set_param fail_loc=0x231"
+ df $MOUNT &
+ dfpid=$!
+ sleep $TIMEOUT
+ if ! ps -p $dfpid > /dev/null 2>&1; then
+ do_facet ost1 "lctl set_param fail_loc=0"
+ error "df shouldn't have completed!"
+ return 1
+ fi
+ do_facet ost1 "lctl set_param fail_loc=0"
+}
+run_test 8e "Verify that ptlrpc resends request on -EINPROGRESS"
+
+complete $SECONDS